Changes to fix incorrect release of filter's target.
Merge branch 'master' of git://github.com/BradLarson/GPUImage
Merge branch 'master' of git://github.com/BradLarson/GPUImage
Fixing FBO size when it should return zero-sized value.
Fixing crash if effect's target was nil.
last updates to examples and merge resolving
Merge pull request #826 from sromanuk/master

Issue when effect has no targets